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Weather in Round Lake, United States 🇺🇸

Current Weather in Round Lake

Flood Watch issued June 11 at 12:39PM CDT until June 11 at 11:00PM CDT by NWS Chicago IL
Clear
18°C
Feels like 18°C. Clear.
🌬️ 14 km/h W
💧 81% Humidity
🧭 1008 hPa
👁️ 16.0 km Visibility
☀️ UV Index: 0.0
🌡️ Dew Point: 13°C
🌅 Sunrise: 05:15 AM
🌇 Sunset: 08:29 PM
Map Overlays:

In Round Lake right now it is 18°C and clear, feeling like 18°C. Humidity is 81% with winds around 14 km/h, and the UV index is 0 (low). Over the next few days, temperatures in Round Lake range from about 12°C to 27°C. ⚠️ Flood Watch issued June 11 at 12:39PM CDT until June 11 at 11:00PM CDT by NWS Chicago IL

Hourly Forecast for Round Lake

03:00
Clear
15°
10%
04:00
Clear
14°
13%
05:00
Clear
14°
11%
06:00
Sunny
15°
10%
07:00
Sunny
16°
10%
08:00
Sunny
17°
8%
09:00
Sunny
19°
7%
10:00
Sunny
22°
5%
11:00
Sunny
23°
5%
12:00
Sunny
25°
4%
13:00
Sunny
25°
4%
14:00
Sunny
26°
3%
15:00
Sunny
26°
3%
16:00
Sunny
26°
3%
17:00
Sunny
25°
4%
18:00
Sunny
24°
3%
19:00
Sunny
22°
5%
20:00
Sunny
21°
7%
21:00
Clear
20°
8%
22:00
Clear
19°
9%
23:00
Clear
18°
10%
00:00
Clear
18°
11%
01:00
Clear
17°
11%
02:00
Clear
17°
12%

14-Day Forecast for Round Lake

Fri, Jun 12
Sunny Sunny
27° / 14°
Sat, Jun 13
Patchy rain nearby Patchy rain nearby
27° / 17°
Sun, Jun 14
Patchy rain nearby Patchy rain nearby
18° / 12°
Mon, Jun 15
Patchy rain nearby Patchy rain nearby
17° /
Tue, Jun 16
Patchy rain nearby Patchy rain nearby
22° /
Wed, Jun 17
Sunny Sunny
26° / 12°
Thu, Jun 18
Patchy rain nearby Patchy rain nearby
26° / 18°
Fri, Jun 19
Sunny Sunny
25° / 13°
Sat, Jun 20
Patchy rain nearby Patchy rain nearby
23° / 15°
Sun, Jun 21
Sunny Sunny
23° / 12°
Mon, Jun 22
Patchy rain nearby Patchy rain nearby
22° / 14°
Tue, Jun 23
Patchy rain nearby Patchy rain nearby
20° / 15°
Wed, Jun 24
Patchy rain nearby Patchy rain nearby
20° / 17°
Thu, Jun 25
Patchy rain nearby Patchy rain nearby
27° / 16°

Additional Forecasts for Round Lake

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 120.0 μg/m³
O₃ (Ozone) 70.0 μg/m³
NO₂ (Nitrogen Dioxide) 5.9 μg/m³
SO₂ (Sulphur Dioxide) 0.5 μg/m³
PM2.5 (Fine particles) 6.5 μg/m³
PM10 (Coarse particles) 7.9 μg/m³

Historical Weather

Weather Forecasts for Other Cities in United States

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Weather in United States ›

Best Time to Be Outside in Round Lake Today

The most comfortable window in Round Lake today looks like 20:00 to 20:00, when it is around 21°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Round Lake

What is the temperature in Round Lake right now?

The current temperature in Round Lake is 18°C (65°F), clear (feels like 18°C).

What's the weather like in Round Lake right now?

Conditions in Round Lake right now: Clear, humidity 81%, wind 14 km/h W.

What is today's forecast for Round Lake?

Today in Round Lake: high 27°C, low 14°C, sunny. Chance of rain: 7%.

What is the 7-day weather forecast for Round Lake?

Daily highs and lows for Round Lake:

  • 2026-06-12: 27°C / 14°C
  • 2026-06-13: 27°C / 17°C
  • 2026-06-14: 18°C / 12°C
  • 2026-06-15: 17°C / 9°C
  • 2026-06-16: 22°C / 9°C
  • 2026-06-17: 26°C / 12°C
  • 2026-06-18: 26°C / 18°C
Is it going to rain in Round Lake today?

There is a 7% chance of rain in Round Lake today.

What is the wind speed in Round Lake right now?

Wind in Round Lake is currently 14 km/h (9 mph) from the W.

What is the UV index in Round Lake right now?

The UV index in Round Lake is currently 0 (low). Sun protection is recommended when the index is 3 or higher.

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